From patchwork Wed Jul 4 01:50:57 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Derald D. 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[73.74.196.48]) by smtp.gmail.com with ESMTPSA id y142-v6sm1120434iod.15.2018.07.03.18.51.09 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 03 Jul 2018 18:51:09 -0700 (PDT) From: "Derald D. Woods" To: linux-omap@vger.kernel.org Cc: tony@atomide.com, aford173@gmail.com, ladis@linux-mips.org, "Derald D. Woods" Subject: [PATCH v3] ARM: dts: am3517-evm: Add 'vdd_io_reg' regulator references Date: Tue, 3 Jul 2018 20:50:57 -0500 Message-Id: <20180704015057.15952-1-woods.technical@gmail.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20180622045929.17776-1-woods.technical@gmail.com> References: <20180622045929.17776-1-woods.technical@gmail.com> Sender: linux-omap-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-omap@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP There are a few peripherals that generate some extra noise when they don't have a regulator assigned to them. This patch assigns them to their actual tps65023 regulator 'vdd_io_reg' (VDCDC2). Signed-off-by: Derald D. Woods Signed-off-by: Adam Ford Acked-by: Adam Ford --- v3: - Remove unnecessary 'pwm-supply' entry from dmtimer-pwm section v2: - Fix comment --- arch/arm/boot/dts/am3517-evm.dts | 3 +++ 1 file changed, 3 insertions(+) diff --git a/arch/arm/boot/dts/am3517-evm.dts b/arch/arm/boot/dts/am3517-evm.dts index d7eb6ad76c29..d2d25294f490 100644 --- a/arch/arm/boot/dts/am3517-evm.dts +++ b/arch/arm/boot/dts/am3517-evm.dts @@ -127,6 +127,7 @@ status = "okay"; pinctrl-names = "default"; enable-gpios = <&gpio6 16 GPIO_ACTIVE_HIGH>; /* gpio176, lcd INI */ + vcc-supply = <&vdd_io_reg>; port { lcd_in: endpoint { @@ -154,6 +155,7 @@ bl: backlight { compatible = "pwm-backlight"; pinctrl-names = "default"; + power-supply = <&vdd_io_reg>; pinctrl-0 = <&backlight_pins>; pwms = <&pwm11 0 5000000 0>; brightness-levels = <0 10 20 30 40 50 60 70 80 90 100>; @@ -203,6 +205,7 @@ reg = <0x21>; gpio-controller; #gpio-cells = <2>; + vcc-supply = <&vdd_io_reg>; }; };